Attorney at Law
Mr. Zheng has years of patent practice experience, involving patent filing, OA response, public opinion as well as patent invalidation in the fields such as chemical engineering, inorganic materials, petrochemicals, machinery and others.
He has served many large and medium-sized enterprises such Petroleum and chemical research institute of China petroleum and chemical corporation, Sinopec Engineering Construction Co., Ltd., National Institute of Clean-and-low-carbon energy, Tsinghua University, BYD Co., Ltd., Beijing Automotive Research Institute Co., Ltd., Dongxu Technology Group Co., Ltd. and Beijing Hyundai Motor Co., Ltd, etc.
Patent invalidation in the fields of materials science, petrochemical, machinery, biomedicine, etc.
Sunshine Intellectual Property Group
Tel： +86-10-82870718 / +86-10-84065599
Address：5F,Tower A, Zhongguancun Intellectual Property Building, No.21, A, Haidian South Road, Haidian District, Beijing, P.R.China, 10080